Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5525307 | Exhaust gas purifying catalyst for use in an internal combustion engine | Yasutaka Yoshino, Kazunori Ihara | 1996-06-11 |
| 5332554 | Exhaust purifying catalyst for use in an internal combustion engine and method of manufacturing same | Yasutaka Yoshino, Kazunori Ihara | 1994-07-26 |
| 5208206 | Method of manufacturing an exhaust gas purifying catalyst | Yasutaka Yoshino, Kazunori Ihara, Kenji Ohkubo | 1993-05-04 |